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LG BX401C Owner's Manual

Portable business projector
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Please read this manual carefully before operating
your set.
Retain it for future reference.
Record model number and serial number of the set.
See the label attached on the bottom of the set and
quote this information to your dealer when you
require service.
Model number
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Serial number
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BX401C
OWNER'S MANUAL

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Summary of Contents for LG BX401C

  • Page 1 Retain it for future reference. Record model number and serial number of the set. See the label attached on the bottom of the set and quote this information to your dealer when you require service. Model number Serial number BX401C OWNER’S MANUAL...
  • Page 2 DLP PROJECTOR DLP PROJECTOR Warning This is a class A product. In a domestic environment this product may cause radio interference, in which case the user may be required to take adequate measures.

  • Page 3: Table Of Contents

    Contents Safety Instructions ...4 Names of parts Main Body ...7 Connecting Part ...7 Control Panel ...8 Remote Control ...9 Installing Batteries...9 Projector Status Indicators...10 Accessories...11 Optional Extras ...11 Installing and Composition Installation Instructions ...12 Basic Operation of the Projector...13 Using Kensington Security System...14 Turning on the Projector ...15 Turning off the Projector ...15 Focus and Position of the Screen Image...16...

  • Page 4: Safety Instructions

    Safety Instructions Safety Instructions Please take note of the safety instructions to prevent any potential accident or misuse of the projector. ➟ Safety Instructions are given in two forms as detailed below. WARNING : The violation of this instruction may cause serious injuries and even death. NOTES : The violation of this instruction may cause light injuries or damage to the projector.
  • Page 5 Power Do not use too many plugs on the Mains multi-outlet. It may result in overheating of the outlet and causes a fire hazard ! Power Never touch the power plug with a wet hand This may cause an electric shock hazard ! Do not plug when the power cord or the plug is damaged or any...
  • Page 6 Safety Instructions Using Never touch the wall outlet when there is leakage of gas, open the windows and ventilate. It can cause a fire or a burn by a spark. Always open the lens door or remove the lens cap when the projector lamp is on. Using Do not place heavy objects on top of projector.

  • Page 7: Names Of Parts

    Names of parts Main Body * The projector is manufactured using high-precision technology. You may, however, see on the Projector screen tiny black points and/or bright points (red, blue, or green). This can be a normal result of the manufacturing process and does not always indicate a malfunction. Focus ring Zoom ring Foot adjusting button...

  • Page 8: Control Panel

    Names of parts Control Panel MENU MENU Button Selects or closes menus. Button Adjusts functions of menus. AUTO Button It automatically corrects the position and the shaking of the AUTO image at the RGB mode. SOURCE SOURCE Button Switches to RGB(Component), HDMI, Video mode.

  • Page 9: Remote Control

    Remote Control POWER Button MENU Button EXIT Button LASER Button AUTO Button ZOOM Button RATIO Button MODE Button STILL Button TIMER Button W.PEAK Button * Produces a bright red laser pointer on the screen for the purpose of indication. (Don’t look at laser beam directly as it can cause eye damage!) Installing Batteries CAUTION...

  • Page 10: Projector Status Indicators

    Names of parts Projector Status Indicators * Lamp indicator, operation indicator and temperature indicator at the top of the projector show the user the operating status of the projector. Operation Indicator Green(flashing) Green Orange(flashing) Operation Indicator Orange Red(flashing) Lamp Indicator Red(flashing) Green(flashing) Orange...

  • Page 11: Accessories

    Accessories POWER MENU SOURCE EXIT AUTO LASER LAMP SLEEP RATIO ZOOM MODE STILL BLANK KEYSTONE TIMER W.PEAK GAMMA 2 Batteries Remote Control Power Cord Computer Cable Optional Extras * Contact your dealer to purchase these items. * Contact your service personnel for replacing of lamp. * The lamp is consumable and needs to be replaced with a new one when it is burned out.

  • Page 12: Installing And Composition

    Installing and Composition Installing and Composition Installation Instructions * Don’t place the projector in the following conditions. It may cause malfunction or product damage. Provide proper ventilation for this projector. The projector is equipped with ventilation holes(intake) on the bottom and ventilation holes(exhaust) on the front. Do not block or place anything near these holes, or inter- nal heat build-up may occur, causing picture degradation or damage to the projector.

  • Page 13: Basic Operation Of The Projector

    Basic Operation of the Projector 1.Place the projector on a sturdy and horizontal surface with the PC or AV source. 2.Place the projector with the desired distance from the screen. The distance between the projector and the screen determines the actual size of the image. 3.Position the projector so that the lens is set at a right angle to the screen.

  • Page 14: Using Kensington Security System

    Installing and Composition Using Kensington Security System G The projector has a ‘Kensington’ Security System Connector on the side panel. Connect the ‘Kensington’ Security System cable as below. G For the detailed installation and use of the Kensington Security System, refer to the user’s guide attached to the Kensington Security System set.

  • Page 15: Turning On The Projector

    Turning on the Projector 1. Connect power cord correctly. 2. Remove the lens cap. If it is left on, it could become deformed due to the heat produced by the projection lamp. 3. Press the POWER button on the remote control or top cover. (Green operation indicator flashes if lamp is in start-up cycle.) G An image will appear after the operation indicator light turns (Green).

  • Page 16: Focus And Position Of The Screen Image

    Installing and Composition Focus and Position of the Screen Image When an image appears on the screen, check if it is in focus and fits well to the screen. Zoom ring To adjust the focus of the image, rotate the focus ring which is the outer ring on the lens. To adjust the size of the image, rotate the zoom ring which is the inner ring on the lens.

  • Page 17: Connection

    Connection Connecting to a Desktop PC * You can connect the projector to a computer of VGA, SVGA, XGA and SXGA output. * Refer to page 40 for the supported monitor displays of the projector. * You can select an RGB input from the Monitor Out menu that will be output to RGB OUT(RGB1 or RGB2). <To use by connecting to RGB>...

  • Page 18: Connecting To A Video Source

    Connection Connecting to a Video Source * You can connect a VCR, a camcorder or any other compatible video image source to the projector. < How to connect > a. Connect the Video input jacks of the projector to the output jacks of the A/V source with Video cable.

  • Page 19: Function

    Function Function * In this manual, the OSD(On Screen Display) may be different from your Projector’s because it is just an example to help with the Projector operation. * This operating guide explains operation of RGB(PC) mode mainly. Video Menu Options Adjusting Video 1.

  • Page 20: Color Temperature Control

    Function Color Temperature Control - To initialize values (reset to default settings), select the 1. Press the MENU button and then use 2. Press the button to select 3. Press the button to make desired adjustments. Each press of the button changes the screen as shown below.

  • Page 21: Brilliant Color Function

    Brilliant color Function 1. Press the MENU button and then use 2. Press the button to select 3. Press the button to select On or Off. Press the MENU button twice or the EXIT button to exit the menu screen. * What is the function? This function increases the entire brightness of the screen or decreases it a little to...

  • Page 22: Expert Color Function

    Function Expert color Function - This function allows a user to adjust the Gain, Saturation and Hue for Red, Green, Blue, Cyan, Magenta and Yellow individually. 1. Press the MENU button and then use 2. Press the button to select 3.

  • Page 23: Special Menu Options

    Special Menu Options Selecting Language 1. Press the MENU button and then use 2. Press the button to select 3. Press the button to select the language you want to use. On-Screen-Display (OSD) is displayed in the selected language. Press the MENU button twice or the EXIT button to exit the menu screen. Using ARC Function 1.

  • Page 24: Flip Horizontal Function

    Function Flip horizontal Function * This function reverses the projected image horizontally. Use this function when rear projecting an image. 1. Press the MENU button and then use 2. Press the button to select 3. Press the OK button to see reversed image. Each time you press the OK button, the image will be reversed.

  • Page 25: Auto Sleep Function

    Auto sleep Function * This function turns the projector off automatically after the preset time is passed when there is no signal. 1. Press the MENU button and then use 2. Press the button to select 3. Press the button to select the desired preset time. Press the MENU button twice or the EXIT button to exit the menu screen.

  • Page 26: Using Digital Zoom Function

    Function Using Digital Zoom Function * This function is available only in RGB input mode.The Zoom -/+and Position values return to their defaults when you change the SOURCE or input signal,or turn the power off. Adjusting the Zoom 1. Press the ZOOM button on the remote control. 2.

  • Page 27: Using Keystone Function

    To use keystone function 1. Press the KEYSTONE button on the remote control. 2. Press the button to select a item. Top left Top right Bottom 3. Press the button to select the item (H or V)you want, and press the button to adjust it.

  • Page 28: Selecting Blank Image

    Function Selecting Blank image 1. Press the MENU button and then use 2. Press the button to select 3. Press the button to select the color you want to use. Background image will be altered to the selected Blank image function. You can choose blue, black, green, or captured image for the Blank image.

  • Page 29: Using Monitor Out Function

    Using Monitor out Function * You can select either of the two RGB inputs. 1. Press the MENU button and then use 2. Press the button to select 3. Press the button to select Press the MENU button twice or the EXIT button to exit the menu screen. Auto mode is the mode to output an image of currently seeing input among RGB1 or RGB2 input.

  • Page 30: Screen Menu Options

    Function Screen Menu Options Auto configure Function * This function assures you of getting the best video quality by automatically adjusting the horizontal size and synchronization of the image. * Auto Tracking function works in RGB PC input only. 1. Press the AUTO button of the remote controller. Image positioning and synchronization are automatically adjusted.

  • Page 31: Using Horizontal Function

    Using Horizontal Function 1. Press the MENU button and then use menu. 2. Press the button to select 3. Press the button to make desired adjustments. adjustment range is -50 ~ 50. The variable range can be different depends on input resolutions. Press the MENU button twice or the EXIT button to exit the menu screen.

  • Page 32: Rs-232C

    RS-232C External Control Device Setup * Connect the RS-232C input jack to an external control device (such as a computer) and control the Projector’s functions externally. SET ID 1. Press the MENU button and then use 2. Press the OK button and then use 3.

  • Page 33: Communication Protocol

    Command Reference List Command1 01. Power 02. Aspect Ratio 03. Screen Mute 04. Contrast 05. Brightness 06. Color 07. Tint 08. Sharpness 09. OSD Select 10. Remote Control Lock / Key Lock 11. Color Temperature 12. Red ADC gain adjustment 13.
  • Page 34 RS-232C External control device setup 1. Transmission [Command1][Command2][ ][Set ID][ ][Data][Cr] * [Command 1] : First command to control the set.(k, j, x, ASCII code, 1 Character) * [Command 2] : Second command to control the set..(ASCII code, 1 Character) * [Set ID] : You can adjust the set ID to choose desired projector ID number in special menu.
  • Page 35 03. Screen Mute (Command:kd) ➜ To select screen mute on/off. Transmission [k] [d] [ ] [Set ID] [ ] [Data] [Cr] Data 0 : Screen Mute Off (Picture On) 1 : Screen Mute On (Picture Off) [d] [ ] [Set ID] [ ] [OK] [Data] [x] Data 0 : Screen Mute Off (Picture On) 1 : Screen Mute On (Picture Off)
  • Page 36 RS-232C External control device setup 12. Red ADC gain Adjustment (Color R) (Command:jw) ➜ Adjust the Red gain of ADC part.(RGB) Transmission [ j ] [w] [ ] [Set ID] [ ] [Data] [Cr] Data Min : 0 ~ Max : 64 * Refer to ‘Real data mapping 1’.

  • Page 37: Information

    Supported Monitor Display * The following table lists the display formats supported by the projector. Sources Format Vertical Freq.(Hz) <DVD/DTV Input> Signal Component-*1 HDMI(DTV)-*2 480i 480p 59.94 / 60Hz 720p 1080i 576i 576p 50Hz 720p 1080i 24/25/30Hz 1080p Maintenance * The projector needs little maintenance. You should keep the lens clean because any dirt or stains may appear on the screen. If any parts need to be replaced, contact your dealer.

  • Page 38: Replacing The Lamp

    - Never touch the lamp unit glass otherwise image quality may be compromised or lamp life maybe reduced. To obtain a replacement Lamp unit Lamp model number is on page 42. Check the lamp model and then purchase it from an LG Electronics Service Center. Using another manufacturers lamp may cause damage to the projector.
  • Page 39 Make sure the lamp cover is securely fastened. If the lamp cover is not installed correctly the unit will not power on. If this fault persists contact an LG Authorized Service Center. Unscrew the screw from the lamp cover using a screwdriver.

  • Page 40: How To Fix The Lens Cap To The Projector

    Information Regarding the projector lamp control WARNING Don’t turn off the projector at least in 5 minutes after activating it. - The frequent On/Off changes may cause the lamp function to deteriorate. Don’t pull out the power cord while activating the projector and the cooling fan. - It may cause the lamp life-span to shorten and get damaged.

  • Page 41: Specifications

    In storage and transit : -4~140°F(-20°C~60°C) Humidity In operation : 0 ~ 75% relative humidity by dry hygrometer Not in operation : 0 ~ 85% relative humidity by dry hygrometer BX401C (BX401C-JD) 1024(Horizontal) x 768(Vertical)pixel 4:3(horizontal:vertical) 0.7 inches Wide : 1.26 ~ 9.63m(40 ~ 300 inches) Tele : 1.50 ~ 11.47m(40 ~ 300 inches)

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